Month: September 2023

Some Important point of IS:1893-2023

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What is Closely-Spaced Modes: The natural modes of oscillation of a structure, whose natural frequencies differ from each other by 10 percent or less of the lower frequency. What is damping? The effect of internal friction, inelasticity of materials, slipping, sliding, etc. in reducing the amplitude of oscillation, expressed as a fraction of critical damping. … Read more

Discover the Ultimate Tunnel Waterproofing Secret! One Membrane to Rule Them All!

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Tunnel waterproofing is crucial for preventing water infiltration into underground structures like tunnels, as water ingress can lead to structural damage, a reduced lifespan, and safety hazards. Different types of waterproofing membranes are used to address these challenges, each with its own set of advantages and disadvantages. Here’s an overview of some common types: The … Read more